40012042402245 has 16 divisors (see below), whose sum is σ = 64105897452480. Its totient is φ = 21310879411584.

The previous prime is 40012042402169. The next prime is 40012042402273. The reversal of 40012042402245 is 54220424021004.

It is not a de Polignac number, because 40012042402245 - 2²² = 40012038207941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1804772064 + ... + 1804794233.

It is an arithmetic number, because the mean of its divisors is an integer number (4006618590780).

Almost surely, 2^{40012042402245} is an apocalyptic number.

It is an amenable number.

40012042402245 is a deficient number, since it is larger than the sum of its proper divisors (24093855050235).

40012042402245 is a wasteful number, since it uses less digits than its factorization.

40012042402245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3609567044.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 40012042402245 its reverse (54220424021004), we get a palindrome (94232466423249).

The spelling of 40012042402245 in words is "forty trillion, twelve billion, forty-two million, four hundred two thousand, two hundred forty-five".